diff --git a/Gemfile.lock b/Gemfile.lock
index 050e8a6..ca366c7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,15 +2,26 @@ PATH
   remote: .
   specs:
     sluggable_finder (2.3.5)
-      activerecord (<= 2.8.0)
+      activerecord (<= 7.1.0)
 
 GEM
   remote: http://rubygems.org/
   specs:
-    activerecord (2.3.18)
-      activesupport (= 2.3.18)
-    activesupport (2.3.18)
+    activemodel (7.0.3.1)
+      activesupport (= 7.0.3.1)
+    activerecord (7.0.3.1)
+      activemodel (= 7.0.3.1)
+      activesupport (= 7.0.3.1)
+    activesupport (7.0.3.1)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      tzinfo (~> 2.0)
+    concurrent-ruby (1.1.10)
     diff-lcs (1.1.2)
+    i18n (1.11.0)
+      concurrent-ruby (~> 1.0)
+    minitest (5.16.2)
     rake (0.8.7)
     rspec (2.6.0)
       rspec-core (~> 2.6.0)
@@ -21,6 +32,8 @@ GEM
       diff-lcs (~> 1.1.2)
     rspec-mocks (2.6.0)
     sqlite3 (1.3.3)
+    tzinfo (2.0.4)
+      concurrent-ruby (~> 1.0)
 
 PLATFORMS
   ruby
diff --git a/sluggable_finder.gemspec b/sluggable_finder.gemspec
index e452b0b..5253177 100644
--- a/sluggable_finder.gemspec
+++ b/sluggable_finder.gemspec
@@ -18,7 +18,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency "rspec"
   s.add_development_dependency 'rake'
   s.add_development_dependency 'sqlite3'
-  s.add_dependency 'activerecord', "<= 2.8.0"
+  s.add_dependency 'activerecord', "<= 7.1.0"
 
   s.files        = `git ls-files`.split("\n")
   s.executables  = `git ls-files`.split("\n").map{|f| f =~ /^bin\/(.*)/ ? $1 : nil}.compact